Greenland Mountain Ash
Sorbus decora
- Native to:
- Canada, Greenland, Labrador, Prince Edward I., United States
Hedwig Storch,Bill Cook, Michigan State University, Bugwood.org (www.forestryimages.org),Bill Cook, Michigan State University, Bugwood.org,Bill Cook, Michigan State University, Bugwood.org (www.forestryimages.org),Ayotte, Gilles, 1948-,collection of old photos (www.flickr.com) from Denmark,Krzysztof Ziarnek, Kenraiz,U.S. Geological Survey,Ayotte, Gilles, 1948-,Ayotte, Gilles, 1948-,Ayotte, Gilles, 1948-,Ayotte, Gilles, 1948-
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Rosaceae
- Genus:
- Sorbus
- Species:
- Sorbus decora
- USDA Symbol:
- SOGR2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Tree
- Height:
- 900 cm
- Light Requirements:
- Part Shade,Shade
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun
- Bloom Colors:
- white
- Landscaping Shrub:
- Yes
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Fall Color:
- red, orange, purple
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Can resprout from the root crown following fire; typically found in fire-prone boreal and northern hardwood communities.
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 90–120 days
- Germination Time:
- 14–60 days
- Notes:
- Seeds require cold stratification; may have double dormancy in some cases requiring warm then cold treatment.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.
Source: Claude AI
ORGHPS Germination Guide: Sow immediately, Either the viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience. * 20°C x 2 weeks then 4°C x 16 weeks